—You seem familiar with Mr. John?
—Sure, we ______ together for three years in the 1990s.
A.have worked | B.had worked |
C.are working | D.worked |
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—You seem familiar with Mr. John?
—Sure, we ______ together for three years in the 1990s.
A.have worked | B.had worked |
C.are working | D.worked |